Disclaimer : On May 12, 2018, voting was held in 222 out of 224 seats.

Battleground Karnataka has seen three-way battle is being fought between the ruling Congress party led by chief minister Siddaramaiah; the Bharatiya Janata Party (BJP), which led the charge with political heavyweights, Prime Minister Narendra Modi and party president Amit Shah canvassing for its chief minister candidate BS Yeddyurappa; and the Janata Dal (Secular) led by HD Kumaraswamy. For a clear victory, any party needs 113 seats in the 224-seat Karnataka assembly. On May 12, voting was held in 222 seats. In the previous Karnataka election, the Congress won with an absolute majority of 122 seats, nine more than the majority mark of 113. This resulted in the Congress returning to power on its own after a period of nine years with Siddaramaiah becoming chief minister. Voting for the Karnataka assembly election was held on the May 12, 2018. The Karnataka election results will be declared on May 15, 2018.